Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12267643 | Speaker box | Haijuan Yang | 2025-04-01 |
| 12252578 | Polyurethane foam composition comprising an aromatic polyester polyol compound and products made therefrom | Kai Xi, David J. Shieh, Sachchida N. Singh | 2025-03-18 |
| 12202926 | Polyurethane insulation foam composition comprising halogenated olefins and a tertiary amine compound | Sachchida N. Singh, Khang V. Nguyen | 2025-01-21 |